AQA and OCR are two major exam boards that offer GCSE Physics courses in the UK. Both specifications cover the same core scientific principles required by the national curriculum, but they differ slightly in structure, assessment style and the way topics are organised.

Overview

AQA GCSE Physics is one of the most widely used specifications in England. Many schools choose it because the course structure and exam style are considered clear and consistent.

OCR offers two GCSE physics specifications, often referred to as Gateway Science and Twenty First Century Science. These courses cover similar scientific content but sometimes emphasise the application of science in real-world contexts.

Core topics

Both AQA and OCR GCSE Physics include the main topics required by the national curriculum. These typically include:

energy
electricity
particle model of matter
atomic structure and radioactivity
forces
waves
magnetism and electromagnetism
space physics

The main difference is usually how the topics are organised within the course rather than the content itself.

Course structure

In AQA GCSE Physics, the course is usually divided into two main sections assessed in two exam papers.

Paper 1 typically includes:

energy
electricity
particle model of matter
atomic structure and radioactivity

Paper 2 usually includes:

forces
waves
magnetism and electromagnetism
space physics

OCR GCSE Physics also divides the course into two exam papers but often groups topics slightly differently depending on the specification used. Some OCR courses emphasise real-world applications and scientific contexts more explicitly.

Mathematics content

Both specifications include a significant amount of mathematics. Students must use equations, rearrange formulas and interpret graphs.

AQA specifies a clear list of required physics equations, some of which are provided in the exam and others that students must memorise.

OCR also requires students to use physics equations, but the way equations are presented and assessed can differ slightly.

Required practicals

Both exam boards require students to complete practical experiments during the course.

Examples include:

investigating resistance in electrical circuits
measuring acceleration or forces
investigating waves
studying radioactive decay

These practicals are not directly assessed through coursework but are tested through exam questions that assess understanding of experimental methods and data analysis.

Exam style

The exam style is one of the main differences between the two boards.

AQA exams are often considered quite structured and predictable. Questions typically move from simple recall to longer calculation and explanation questions.

OCR exams sometimes place more emphasis on interpreting scientific contexts and applying knowledge to unfamiliar situations.

Both exams include:

multiple-choice questions
short answer questions
calculation problems
extended response questions

Difficulty

Both courses are designed to be similar in overall difficulty because they follow national curriculum standards.

Some teachers feel that AQA questions are slightly more direct, while OCR questions may sometimes involve more interpretation of written information or experimental contexts.

However, the difference in difficulty between the two exam boards is generally small.

Assessment

Both AQA and OCR GCSE Physics are assessed entirely through written examinations at the end of the course.

Students usually sit two exam papers, each lasting about 1 hour 45 minutes and contributing roughly half of the final grade.

There is no coursework component in either specification.

Overall comparison

AQA GCSE Physics is often chosen by schools because the specification is clear, widely used and supported by many textbooks and resources.

OCR GCSE Physics offers a similar scientific content but sometimes places more emphasis on applying science in real-world contexts.

In practice, the choice of exam board does not significantly affect the knowledge students gain. Both courses teach the same core physics principles and prepare students well for A-level physics or other science courses.